diff --git a/pyproject.toml b/pyproject.toml
index 3437687..b08ac5e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,7 @@ classifiers = [
 dependencies = [
   "cwl-utils==0.41",
   "cwltool==3.1.20260315121657",
-  "ruamel.yaml >= 0.17.6, < 0.20", # cwl-utils 0.41 depends on ruamel.yaml<0.20 and >=0.17.6
+  "ruamel.yaml >= 0.19.1, < 0.20", # cwl-utils 0.41 depends on ruamel.yaml<0.20 and >=0.17.6
   "loguru==0.7.3",
   "session-adapters==0.3.0",
   "click==8.3.3"